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Q & A

Andalusite is a mineral known for its excellent refractory properties. It has a high melting point, low thermal expansion, and good thermal shock resistance, making it an ideal material for refractory applications. Andalusite is commonly used in the production of refractory bricks, crucibles, and kiln furniture due to its ability to withstand high temperatures and harsh conditions. Its unique crystal structure allows it to transform into different phases when exposed to heat, enhancing its resistance to thermal stress. Additionally, andalusite possesses good chemical stability, which enables it to resist corrosion from acids, alkalis, and slag. Overall, the properties of andalusite make it a versatile and reliable material in the manufacturing of refractories for various industrial applications.

The purpose of sodium silicofluoride in refractory materials is to act as a fluxing agent, promoting the fusion of raw materials at lower temperatures and improving the overall melting and sintering properties of the refractory materials.

Raw materials play a crucial role in determining the resistance of refractory products to molten metal attack. The selection and composition of raw materials directly influence the properties of the refractory product, such as its chemical stability, thermal conductivity, and mechanical strength. By carefully choosing raw materials that are resistant to the corrosive effects of molten metal, refractory products can withstand high temperatures and prolonged exposure to molten metal without undergoing significant deterioration. Additionally, certain raw materials can form protective oxide layers on the surface of the refractory product, acting as a barrier against molten metal attack and enhancing its resistance. Hence, the quality and suitability of raw materials are vital in ensuring the durability and longevity of refractory products in harsh industrial environments.

The main sources of serpentine in refractory raw materials are naturally occurring deposits and mines, where serpentine minerals such as chrysotile are extracted.

Our range of raw materials for refractory includes high-quality minerals and aggregates such as bauxite, magnesite, dolomite, and graphite, among others. These materials are essential for the production of refractory products used in various industries, including steel, cement, glass, and ceramics.

At our company, we understand the importance of timely and reliable supply. That is why we have established a robust network of suppliers and logistics partners to ensure prompt delivery of our products to your site in Malawi. We also have a dedicated team of professionals who can assist you in selecting the right materials for your specific application and provide technical support throughout your project.

In addition to supplying raw materials, we also offer value-added services such as product customization and formulation. Our experts can work closely with you to develop tailor-made solutions that meet your unique requirements. Whether you need a specific particle size distribution, chemical composition, or physical properties, we can help you achieve the desired results.

Furthermore, as a subsidiary of CNBM, we have access to a vast pool of resources and expertise. CNBM is a global leader in building materials and equipment, with a strong presence in over 80 countries. This allows us to stay updated with the latest industry trends and technological advancements, enabling us to provide you with cutting-edge solutions.

At our company, we prioritize customer satisfaction and strive to build long-lasting partnerships. We believe in providing not only high-quality products but also exceptional customer service. Our dedicated sales team is readily available to assist you with any inquiries, provide competitive quotations, and ensure a smooth procurement process.

If you are looking for a reliable supplier of raw materials for refractory in Malawi, look no further. Contact us today to discuss your requirements and discover how we can add value to your projects.